121276760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2729}}^1$

素因数の和:2852

約数の個数: 64

約数和(自身を含む): 300736800

約数和(自身を除く): 179460040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 2020, 2222, 2729, 4040, 4444, 5458, 5555, 8888, 10916, 11110, 13645, 21832, 22220, 27290, 30019, 44440, 54580, 60038, 109160, 120076, 150095, 240152, 275629, 300190, 551258, 600380, 1102516, 1200760, 1378145, 2205032, 2756290, 3031919, 5512580, 6063838, 11025160, 12127676, 15159595, 24255352, 30319190, 60638380, 121276760]

約数ペア:

[(1, 121276760), (2, 60638380), (4, 30319190), (5, 24255352), (8, 15159595), (10, 12127676), (11, 11025160), (20, 6063838), (22, 5512580), (40, 3031919), (44, 2756290), (55, 2205032), (88, 1378145), (101, 1200760), (110, 1102516), (202, 600380), (220, 551258), (404, 300190), (440, 275629), (505, 240152), (808, 150095), (1010, 120076), (1111, 109160), (2020, 60038), (2222, 54580), (2729, 44440), (4040, 30019), (4444, 27290), (5458, 22220), (5555, 21832), (8888, 13645), (10916, 11110)]